package com.sky.aspect;

import com.sky.annotation.AutoFile;
import com.sky.constant.AutoFillConstant;
import com.sky.constant.MessageConstant;
import com.sky.context.BaseContext;
import com.sky.enumeration.OperationType;
import com.sky.exception.AccountNotFoundException;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.context.annotation.Bean;
import org.springframework.stereotype.Component;

import java.lang.reflect.Method;
import java.time.LocalDateTime;

@Aspect
@Component
@Slf4j
public class AutoFileAspect {

    @Pointcut("execution(* com.sky.mapper.*.*(..)) && @annotation(com.sky.annotation.AutoFile)")
    public void pointcut(){
    }



    @Before("pointcut()")
    public void autoFill(JoinPoint joinPoint){
        MethodSignature signature = (MethodSignature) joinPoint.getSignature();

        AutoFile annotation = signature.getMethod().getAnnotation(AutoFile.class);

        //操作类型
        OperationType operationType = annotation.value();

        Object[] args = joinPoint.getArgs();
        if(args == null ||  args.length==0 ){
            return;
        }
        Object entity = args[0];
        LocalDateTime now = LocalDateTime.now();
        Long currentId = BaseContext.getCurrentId();

        if(operationType==OperationType.INSERT){
            try {
                Method setUpdateTime = entity.getClass().getDeclaredMethod(AutoFillConstant.SET_UPDATE_TIME, LocalDateTime.class);
                Method setCreateTime = entity.getClass().getDeclaredMethod(AutoFillConstant.SET_CREATE_TIME, LocalDateTime.class);
                Method setCreatUser = entity.getClass().getDeclaredMethod(AutoFillConstant.SET_CREATE_USER, Long.class);
                Method setUpdateUser = entity.getClass().getDeclaredMethod(AutoFillConstant.SET_UPDATE_USER, Long.class);

                setUpdateTime.invoke(entity,now);
                setCreateTime.invoke(entity,now);
                setCreatUser.invoke(entity,currentId);
                setUpdateUser.invoke(entity,currentId);

            } catch (Exception e) {
                e.printStackTrace();
               log.error("{}",e);
            }


            }

        if(operationType==OperationType.UPDATE){

            try {
                Method setUpdateTime = entity.getClass().getDeclaredMethod(AutoFillConstant.SET_UPDATE_TIME, LocalDateTime.class);
                Method setUpdateUser = entity.getClass().getDeclaredMethod(AutoFillConstant.SET_UPDATE_USER, Long.class);

                setUpdateTime.invoke(entity,now);
                setUpdateUser.invoke(entity,currentId);

            } catch (Exception e) {
                e.printStackTrace();
                log.error("{}",e);
            }


        }






    }


}
